Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002065 | Sealing system for a conditioned door threshold | Joseph M. Endter, Steven Spitz, William B. Weishar | 2021-05-11 |
| 10344527 | Roll-up door | James E. Equitz, Dennis E. Nevinski | 2019-07-09 |